Explanation:
Geography (from Greek: γεωγραφία, geographia, literally "earth description") is a field of science devoted to the study of the lands, features, inhabitants, and phenomena of the Earth and planets. ... Geography has been called "the world discipline" and "the bridge between the human and the physical sciences".
One responsibility that is not a responsibility of a county government is to "C regulate local national guard," since this is in fact a responsibility of the larger state itself.
The astronomical event that represents the great serpent mound is Halley's Comet.
Ecologists are unsettled on whether or not any truly commensal interactions among organisms take place or not because it depends on the kind of organisms. When a bird makes a nest in a tree and lays eggs, the eggs are definitely safe. This procedure does not harm the tree directly, but it can stop the sunlight from reaching some parts of the tree. This actually shows that the bird has benefited from the situation but the tree has lost out.